Adds demo video to the AI Assistant docs (#4792)

* first draft

* moves note

* adds video inline

* moves video to a better spot

(cherry picked from commit 5005d1f)

docs/assistant/ai-alert-triage.asciidoc

@@ -13,6 +13,22 @@ Enable the <<configure-ai-assistant, knowledge base>> **Alerts** setting to send
 
 For more information, refer to <<ai-assistant-knowledge-base, knowledge base>>.
 
+For a demo of AI Assistant's alert triage capabilities, refer to the following video.
+=======
+++++
+<script type="text/javascript" async src="https://play.vidyard.com/embed/v4.js"></script>
+<img
+  style="width: 100%; margin: auto; display: block;"
+  class="vidyard-player-embed"
+  src="https://play.vidyard.com/v2dQtzmm6SoTFYc7dJzq7m.jpg"
+  data-uuid="v2dQtzmm6SoTFYc7dJzq7m"
+  data-v="4"
+  data-type="inline"
+/>
+</br>
+++++
+=======
+
 [[ai-assistant-triage-alerts-instructions]]
 [discrete]
 == Use AI Assistant to triage a specific alert